[0.84] fix extract_template - see #4828

git-svn-id: https://forge.indepnet.net/svn/glpi/branches/0.84-bugfixes@22776 35612d4c-9d10-0410-837c-bf9dd1be60d7
|0.84] fix previous - see #4828

git-svn-id: https://forge.indepnet.net/svn/glpi/branches/0.84-bugfixes@22777 35612d4c-9d10-0410-837c-bf9dd1be60d7
[0.84] minor fix

git-svn-id: https://forge.indepnet.net/svn/glpi/branches/0.84-bugfixes@22779 35612d4c-9d10-0410-837c-bf9dd1be60d7